545311122164 has 12 divisors (see below), whose sum is σ = 955346613984. Its totient is φ = 272354946744.

The previous prime is 545311122151. The next prime is 545311122179. The reversal of 545311122164 is 461221113545.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75149504 + ... + 75156759.

It is an arithmetic number, because the mean of its divisors is an integer number (79612217832).

Almost surely, 2^545311122164 is an apocalyptic number.

It is an amenable number.

545311122164 is a deficient number, since it is larger than the sum of its proper divisors (410035491820).

545311122164 is a wasteful number, since it uses less digits than its factorization.

545311122164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150307174 (or 150307172 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The spelling of 545311122164 in words is "five hundred forty-five billion, three hundred eleven million, one hundred twenty-two thousand, one hundred sixty-four".